JP2006038422A - Refrigerator with ice-making device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily attach/detach an ice-making pan unit for cleaning and the like in a refrigerator with an automatic ice-making device. <P>SOLUTION: The ice-making device 12 includes the ice-making unit 22, a drive part 13, and a frame 19 being fixed on the upper part of an ice-making chamber 10 and having an air duct action for carrying cold air of the refrigerator to the ice-making pan 14. The ice-making pan unit 22 cannot be easily disassembled since it is formed by integrating an ice-making pan 14 and an ice-making pan holding body 21 via an ice-making pan holding tool 21a. Thus, attaching to/detaching from the ice-making device 12 can be easily done, improving the cleanability, and scattering of parts and mis-assembling can be prevented, making attaching operation to be easily and securely done. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a refrigerator provided with an ice making device.

  2. Description of the Related Art Conventionally, there is a refrigerator equipped with an ice making device in which an ice making tray unit can be removed (see, for example, Patent Document 1).

  11 and 12 show a conventional automatic ice making device for a refrigerator described in Patent Document 1. FIG. As shown in FIGS. 11 and 12, the structure of the automatic ice making device includes an ice making tray 1, an ice removing mechanism 2 that removes the ice produced from the ice making tray 1 from the ice making tray 1, and the ice making tray 1 and the ice removing tray 1. The frame 3 is configured to accommodate devices such as the mechanism 2, and the attachment / detachment mechanism 4 of the ice tray 1 attached to the opening of the frame 3 in order to detachably hold the ice tray 1.

  The ice tray 1 attachment / detachment mechanism 4 and the ice tray 1 are integrated into the frame 3 of the automatic ice making apparatus as an integrated ice tray unit 5, and the ice tray 1 is removed from the ice tray unit 5. Thus, the ice tray 1 is attached and detached. The frame 3 is formed with a rail 6 that is used when the ice tray unit 5 is inserted and removed. The attachment / detachment mechanism 4 is formed with a guide plate 7 that fits with the rail 6 and supports the ice tray unit 5.

The ice removing mechanism 2 is mounted inside the frame 3, and the ice removing mechanism 2 deforms the ice making plate 1 by rotating and reversing the ice making plate 1 with the rotating shaft 8 when ice is formed in the ice making plate 1. The ice removed from the ice tray 1 is stored in a lower ice storage box (not shown).
JP 2001-116410 A

  However, in the above-described conventional configuration, in the state where the ice tray unit is removed from the frame, the ice tray is easily disassembled from the ice tray unit, and there is a problem that parts are separated or misassembled.

  The present invention solves the above-described conventional problems, and prevents the components from being disassembled or misassembled by making the ice tray unit not easily disassembled even when the ice tray unit is detached from the frame. It aims at providing the refrigerator provided with the automatic ice making apparatus which improved the handleability of the unit.

  In order to solve the above-mentioned conventional problems, a refrigerator equipped with the ice making device of the present invention fixes the ice making tray to the ice tray holding body constituting the ice making tray unit with a fixture while maintaining the degree of freedom of rotation. The structure is such that it is not easily disassembled from the ice tray unit.

  In the refrigerator equipped with the ice making device of the present invention, the ice tray provided in the ice making chamber can be attached to and detached from the rotation shaft of the drive unit of the ice making device as an ice tray unit integrally formed with a support portion that supports the rotation shaft. The ice tray can be easily and easily removed from the refrigerator body and attached, so that it can meet the needs of users such as cleaning the ice tray and replacing it with an ice tray that produces different types of ice. Furthermore, since the ice tray unit is not easily disassembled as an integrated unit even after being removed from the ice making device, it is possible to prevent parts from being separated or misassembled and to improve the handling of the ice tray unit. .

  According to the first aspect of the present invention, an ice making chamber door that can be opened and closed is provided, and an ice making chamber that can be maintained at a temperature at which ice can be formed is formed in the refrigerator body, an ice tray that is supplied with water, and water that is supplied In the automatic ice making device of the refrigerator, which is composed of a drive unit for separating the ice from the ice tray by applying a force to the ice when the ice is generated by freezing, and a control unit for controlling the drive unit, The drive unit is provided on the rear side of the ice making chamber door in the opposite direction of the door, and the ice tray is rotated to a holding body having a holding portion for supporting or gripping a shaft portion provided on the front and rear in the ice making chamber door direction. An ice tray unit that is integrally configured to be movable, and the ice tray unit is configured such that a shaft portion of the ice tray and a rotation shaft of the drive unit are detachably connected, and the shaft portion of the ice tray And the ice making unit in a state where the rotating shaft of the drive unit is connected. And a fixing means for fixing the ice making chamber to the ice making chamber and releasing the fixing by the fixing means so that the ice making tray unit can be taken out of the ice making chamber while holding the ice making tray. It can meet the needs of users such as cleaning ice trays and replacing them with ice trays that make different types of ice.

  In addition, since the ice tray unit maintains an integrated configuration even after being removed from the ice chamber, it is easy and easy to clean the ice tray. In addition, it is possible to prevent parts from being separated or misassembled and to improve the handling of the ice tray unit. In addition, the ice making unit is fixed in the ice making chamber in a state where the shaft portion of the ice tray and the rotating shaft of the drive unit are connected, and the ice making unit does not move from a predetermined position without releasing the fixing means, so that And the de-icing action can be performed.

  According to a second aspect of the present invention, in the first aspect of the present invention, the shaft portion of the ice tray of the ice tray unit is held by a hole opened on the holding body on the side connected to the rotating shaft of the drive unit. The side opposite to the connection side is held by a notch provided in the holding body and a fixing member that covers the notch, and assembling to the holding body of the ice tray is ensured, and the transmission load is further increased. The shaft holding strength on the high drive unit connecting side can be improved.

  According to a third aspect of the present invention, in the first aspect of the present invention, the shaft portion of the ice tray of the ice tray unit is held by a hole opened on the holding body on the side connected to the rotation shaft of the drive unit. The side opposite to the connection side is held by a notch provided in the holding body and a claw part covering the notch, and the drive part connection with higher transmission load is ensured while ensuring the assembling property of the ice tray. The shaft holding strength on the side can be improved, the shaft holding structure can be simplified, and the number of parts required for holding the ice tray can be reduced.

  The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the ice tray is provided with a shaft portion so that the water supply surface faces upward due to its own weight, The ice tray can always face the water supply surface without any external secondary force.

  A fifth aspect of the present invention is the invention according to any one of the first to fourth aspects, wherein the ice tray unit in which the ice tray is integrated with the holding body and the rotation shaft of the drive unit are connected. The portion is provided with a guide shape so that the mounting operation is facilitated when the ice tray unit is mounted, and the mounting operation of mounting the ice tray unit on the frame can be facilitated.

  The invention according to claim 6 is the invention according to any one of claims 1 to 5, further comprising a frame for inserting the ice tray unit into the ice making chamber, and an opening provided in the frame. The ice tray unit can be inserted only from the connection side with the drive unit, and it is possible to prevent erroneous insertion of the ice tray unit and to prevent malfunction of the ice making device.

  The invention according to claim 7 is the invention according to claim 6, wherein the opening can be inserted only from the direction in which the water supply surface of the ice tray unit is up, Incorrect insertion can be prevented, and malfunction of the ice making device can be prevented.

  The invention according to claim 8 is the invention according to any one of claims 1 to 7, wherein the frame slides the holding body of the ice tray unit in the front-rear direction of the ice making chamber door. The holding body has a sliding portion as a convex rib, and the contact area of the sliding portion between the frame and the holding body when the ice making unit is attached to and detached from the rotation shaft of the driving portion. By reducing the size, it is possible to prevent the frame and the holding body from being fixed due to freezing or the like, and it is possible to improve the take-out property of the ice tray unit.

  The invention according to claim 9 is the invention according to any one of claims 1 to 8, wherein the sliding surface of the holding body that slides the receiving portion of the frame is an upper surface opening of the ice tray. And can be introduced into the upper surface opening of the ice tray without difficulty, creating a favorable condition for the generation of ice. it can.

  A tenth aspect of the present invention is the invention according to any one of the first to ninth aspects, wherein a concave portion is provided in a front portion of the lower surface of the ice tray unit, and the ice tray unit is handed over. There is a place, and the ice tray unit can be easily attached and detached.

  The invention according to claim 11 is the invention according to any one of claims 6 to 10, wherein the front-rear fitting dimension of the ice tray with the drive part rotating shaft is the connecting part with the drive part rotating shaft. Is shorter than the front-rear gap dimension between the ice tray and the frame surface on the opposite side, and even when the ice tray unit is pulled out during the deicing operation of the drive unit, the ice tray unit is In the course of the drawing operation, the fitting part of the ice tray is detached from the rotating shaft of the drive unit within the frame of the frame, and the ice tray that has been detached from the drive unit is kept in a horizontal state by its own weight, It can be pulled out without interfering with the frame.

  A twelfth aspect of the invention is the invention according to any one of the first to eleventh aspects, wherein the ice tray unit is provided with a convex portion that restricts rotation of the ice tray. The number of parts required for the ice tray can be reduced, and the specifications of the ice tray unit can be simplified.

  The invention according to claim 13 is the invention according to any one of claims 6 to 12, wherein the ice tray unit is fixed by being engaged with the frame by an engaging member. The ice tray unit is attached to the operator at a predetermined position by preventing the ice tray unit from being detached from the frame and giving a click feeling when the ice tray unit is attached to the frame. I can let you know.

  According to a fourteenth aspect of the present invention, in the invention according to the thirteenth aspect, the engagement member is disposed on the frame, and the structural specifications of the ice making device can be simplified.

  The invention according to claim 15 is the invention according to claim 13 or 14, wherein a guide shape for introducing the engagement member is added to an engagement portion of the ice tray unit with the engagement member. So that when the ice tray unit reaches the engaging portion with the engaging member, the ice tray unit can be pulled into a predetermined position, and a reliable insertion operation can be easily performed. Become.

  The invention according to claim 16 is the invention according to any one of claims 1 to 15, wherein the ice tray of the ice tray unit can be selected in different types, and the type of ice is selected according to the user's preference. The user can freely set the type of ice in the automatic ice making device, so that the usability of ice can be improved.

  Hereinafter, embodiments of a refrigerator equipped with an ice making device according to the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments.

(Embodiment 1)
Hereinafter, embodiments of the present invention will be described with reference to FIGS. FIG. 1 is a schematic sectional side view of a refrigerator in Embodiment 1 of the present invention. FIG. 2 shows a partial sectional side view of the refrigerator in the first embodiment of the present invention.

  1 and 2, reference numeral 9 denotes a refrigerator body, which has an ice making room 10 and a refrigerating room 11, and has an ice making room door 10a and a refrigerating room door 11a, respectively. An ice making device 12 is arranged in the upper part of the ice making chamber 10, and this ice making device 12 has a drive unit 13 arranged behind the ice making door 10a in the opposite direction, and the ice made by the ice making plate 14 is The ice is stored in the lower ice storage box 15 by rotational driving from the driving unit 13. A water supply tank 16 for storing ice-making water is disposed in the refrigerator compartment 11, and water in the water supply tank 16 is supplied to the ice tray 14 by a water supply pump 17 through a water supply pipe 18. It has become.

  Next, the structure of the ice making device 12 will be described in detail. 3 and 4 are a perspective view and an exploded perspective view of the ice making device according to Embodiment 1 of the present invention. FIG. 5 is an exploded perspective view of the ice tray unit according to Embodiment 1 of the present invention. FIG. 6 shows a schematic diagram of the shaft holding structure of the ice tray unit according to Embodiment 1 of the present invention. 7, 8, and 9 show a side sectional view, a partial sectional perspective view, and a longitudinal sectional view of the ice making device according to Embodiment 1 of the present invention.

  3 to 9, the ice making device 12 is fixed to the ice tray 14, the drive unit 13, and the ice making chamber 10, and has an air path action for conveying the cold air of the refrigerator to the ice tray 14. From the frame 19, an ice detection lever 20 that moves up and down within a predetermined range every predetermined time and detects whether or not the ice storage box 15 is full of ice, and a control unit (not shown) that controls the drive source. It is configured. The drive unit 13 includes a rotation shaft 13a that rotates in conjunction with a drive source at a substantially central portion.

  The ice tray 14 is configured integrally with the ice tray holding body 21 via the ice tray holding jig 21 a so as not to be easily attached to and detached from the ice tray 14 to constitute the ice tray unit 22. Is detachably connectable to the rotary shaft 13a of the drive unit 13. More specifically, the ice tray unit 22 inserts the shaft 14a on the connection side of the ice tray 14 with the rotating shaft 13a into the hole 21b opened in the ice tray holder 21 and is opposite to the shaft 14a. After the side shaft 14b is positioned in the notch 21c provided in the ice tray holding body 21, the ice tray holding jig 21a is fitted and killed from above with four engagement portions and claws (not shown). . Accordingly, the ice tray 14 is supported by the hole 21b and the notch 21c of the ice tray holder 21, and the ice tray 14 is held so as to be rotatable about the shafts 14a and 14b.

  Further, the connecting portion between the rotating shaft 13a and the ice tray 14 is chamfered as a guide shape so that the respective shafts can be easily connected at the time of connection.

  The ice tray unit 22 is provided with a convex portion 21 d for limiting the rotation of the ice tray 14, and the ice made in cooperation with the drive unit 13 is detached from the ice tray 14.

  Furthermore, the fitting dimension 23 between the rotating shaft 13a and the ice tray 14 is such that the end surface 14c of the ice tray 14 on the side that rotates and moves above the upper surface opening 14c of the ice tray 14 during the ice removing operation. The frame 19 is configured to be shorter than the gap dimension 24 with respect to the front inner side wall surface 19a.

  The ice tray unit 22 has a substantially U-shaped recess 22 a used as a handle when the ice tray unit 22 is attached to and detached from the frame 19.

  The temperature sensor 25 is provided at a predetermined position of the frame 19 and detects the temperature of the ice making chamber 10 to detect the correlation with the completion temperature of ice making. The mounting position is provided at the flow outlet of the cold air that controls ice making. It is good.

  A switch 26 is attached to the frame 19 as detection means for detecting the presence or absence of the ice tray unit 22. As shown in FIG. 3, the switch 26 is fixed at a predetermined position provided on the frame 19, for example, at an inclination angle of 30 °, and the ice tray unit 22 located opposite to the switch 26 is also connected to the switch 26. It has an inclined portion 21e similar to the mounting inclination angle.

  Further, as shown in FIG. 9, the sliding portion between the frame 19 and the ice tray holder 21 is a receiving portion for sliding the ice tray unit 22 in the front-rear direction of the ice making chamber door 10a. 19b is provided, and the ice-making holder 21 is provided with a convex rib portion 21b.

  Further, the sliding portion of the ice tray unit 22 is disposed so as to be substantially flush with or lower than the upper surface 14d of the opening portion of the ice tray 14, and the air passage 19c for conveying the cool air of the refrigerator is the opening. It is disposed on substantially the same plane as the part upper surface 14d or on a higher position.

  Further, a lid body 27 as an engaging member, which is a fixing means for restricting the attachment and detachment of the ice tray unit 22, is attached to the end portion of the frame 19 on the side opposite to the drive unit 13 via a spring 27a. The fitting portion 27b is rotatably fitted and fixed in the 19 groove portions 19d, and the convex portion 27c of the lid body 27 and the concave portion 22b of the ice tray unit 22 are fitted by the force of the spring 27a. The lid 27 is provided with an operation portion 27d for releasing the fitting between the convex portion 27c and the concave portion 22b. And the C surface shape for introducing the said convex part 27c is added to the said recessed part 22b, and it is set as the structure pulled in at the back | inner side when the ice tray unit 22 is mounted.

  Further, the ice tray 14 has a structure in which the gravity center position of the ice tray 14 is located below the shaft portions 14a and 14b so that the water supply surface faces upward due to its own weight.

  In addition, the receiving portion 19b of the frame 19 is inserted into the front opening portion of the frame 19 where the ice tray unit 22 is inserted so that the ice tray unit 22 can be inserted only from the connection side with the drive unit 13. A wall surface 22 c that is larger than the width dimension of the left and right inner surfaces of the ice tray unit 22 is provided.

  Further, the frame 19 is inserted into the front opening of the ice tray unit 22 provided in the frame 19 so that the ice tray unit 22 can be inserted only from the direction in which the water supply surface of the ice tray 14 is up. The ice tray unit 22 cannot be inserted in the upside down direction by providing an inclined portion 19e.

  Further, when the ice tray unit 22 is mounted on the ice making device 12, a different type of ice tray may be prepared as the ice tray unit 22 so that the type of ice can be selected according to the user's preference. .

  In the refrigerator equipped with the ice making device configured as described above, for example, when the ice tray 14 is taken out of the ice making device for the purpose of cleaning or the like, the operation unit 27d is pushed up to release the fitting of the frame 19 and the ice tray unit 22; Since the ice making tray unit 22 can be pulled out to the front side of the refrigerator by placing a hand on the recess 22a provided in the ice making tray unit 22, it can be easily attached and detached.

  For this reason, it can respond to the request | requirement that a user cares about the stain | pollution | contamination etc. of the ice tray 14 and wants to clean the ice tray 14.

  Further, the ice making tray unit 22 taken out from the ice making device 12 cannot be easily disassembled because the ice making tray 14 and the ice making tray holder 21 are integrally formed by the holding jig 21a, and the component parts are not separated. And misassembly can be prevented, and handling can be improved.

  Further, the fitting dimension 23 between the rotating shaft 13a and the ice tray 14 is made shorter than the gap dimension 24 between the end surface 14c of the ice tray 14 and the front inner side wall surface 19a of the frame 19, so that the driving unit 13 Even when trying to pull out the ice tray unit 22 during the ice removing operation, the fitting portion of the ice tray shaft 14a is detached from the rotary shaft 13a within the frame 19 in the process of pulling out the ice tray unit 22, and is detached. Since the ice tray 14 returns to the horizontal state due to its own weight immediately after separation, the ice tray unit 22 can be pulled out without interfering with the frame 19.

  Further, the sliding surface of the frame 19 and the ice tray unit 22 has a small contact area due to the rib 21f of the ice tray holder 21, so that the ice tray unit 22 is pulled out by suppressing frictional resistance or freezing the sliding surface. Sexual deterioration can be prevented.

  Further, when mounting the ice tray unit 22 to the ice making device 12, the rib 21 f of the ice tray holder 21 is placed on the receiving portion 19 b of the frame 19, and the ice tray unit 22 is projected to the rear side of the refrigerator 27. Push in until part 27c and recess 22b of ice tray unit 22 are fitted. When the convex portion 27c and the concave portion 22b are fitted, the concave portion 22b is provided with a C-surface shape for introducing the convex portion 27c. Therefore, the convex portion 27c utilizes the elasticity of the spring 27a. The ice tray unit 22 and the frame 19 are fixed by being pulled into the back side of the recess 22b by the pressing force. Furthermore, the click feeling of the operation part 27d when the convex part 27c is fitted to the concave part 22b makes the operator notice that the ice tray unit 22 has been attached to a predetermined position. Ice-making troubles due to shortage can be avoided.

  Furthermore, since the switch 26 attached to the frame 19 monitors whether the ice tray unit 14 exists at a predetermined position, it is possible to avoid an ice making failure due to double insertion of the ice making unit 22.

  Further, since the ice tray unit 22 fitted to the frame 19 does not move from a predetermined position of the ice making device 12 without being released by the operation unit 27d, the ice tray unit 22 is not unintentionally dropped or moved from the normal position. Can be prevented, and safe and reliable ice-making and de-icing operations can be performed.

  In addition, since the lid body 27 as an engaging member for restricting the attachment and detachment of the ice tray unit 22 is installed at the upper part of the front surface of the frame 19, the specifications of the ice tray unit 22 can be simplified. Further, when the convex portion 27c and the concave portion 22b are fitted, the concave portion 22b is provided with a C-surface shape for introducing the convex portion 27c, so that the convex portion 27c is pressed by the spring 27a. Thus, the operation of pulling the recess 22b back can be assisted, and a reliable insertion operation can be easily performed.

  Further, since the ice tray 14 has a structure in which the gravity center position of the ice tray 14 is positioned below the shaft portions 14a and 14b so that the water supply surface faces upward due to its own weight, water supply is always performed without any external secondary force. The surface can be turned up, and the ice tray unit 22 can be attached and detached smoothly.

  In addition, the receiving portion 19b of the frame 19 is inserted into the front opening portion of the frame 19 where the ice tray unit 22 is inserted so that the ice tray unit 22 can be inserted only from the connection side with the drive unit 13. Since the wall surface 22c larger than the width dimension of the left and right inner surfaces is provided on the front surface of the ice tray unit 22, it is possible to prevent erroneous insertion of the ice tray unit 22 in the front-rear direction and to prevent malfunction of the ice making device.

  Further, the frame 19 is inserted into the front opening of the ice tray unit 22 provided in the frame 19 so that the ice tray unit 22 can be inserted only from the direction in which the water supply surface of the ice tray 14 is up. Since the ice tray unit 22 cannot be inserted in the upside down direction by providing the inclined portion 19e, erroneous insertion of the ice tray unit 22 in the vertical direction can be prevented, and malfunction of the ice making device can be prevented.

  Further, since the sliding surface of the ice tray unit 22 is disposed substantially at the same level as the opening upper surface 14d of the ice tray 14 or at a lower position, the air passage 19c is substantially the same surface or higher than the opening upper surface 14d. Since it can arrange | position in a position, the cold air from the air path 19c can be introduce | transduced into the opening part upper surface 14d of the ice tray 14 comfortably. Thereby, it can cool from the upper surface of the ice tray 14, and conditions favorable for the production | generation of ice and deicing can be created.

  Further, since the ice tray unit 22 is provided with a convex portion 21d for limiting the rotation of the ice tray 14, the number of parts required for the ice removing operation is reduced, and the structural specifications of the ice making device 12 are simplified. Can be

  In the present embodiment, the invention has been described in which the ice tray 14 integrated with the ice tray unit 22 is detachable in order to improve the cleanability of the ice tray 14. However, the present invention is not limited to improving the cleanability. First, a different type of ice tray is prepared as an ice tray unit 22 so that the type of ice can be selected according to the user's preference, and a refrigerator is supplied so that the ice tray 12 can be selected and mounted. The ice tray unit 22 may be set as an option on the side to be made. In this case, not only the shape and size of ice but also the quality (transparency) of ice can be selected, so that it is possible to deal with a wide range of user preferences.

(Embodiment 2)
FIG. 10 is a schematic diagram of the shaft holding structure of the ice tray unit according to Embodiment 2 of the present invention. The difference from the first embodiment is that the ice tray holding jig 21a, which integrally forms the ice tray holder 21 and the ice tray 14, is not a separate body from the ice tray holder 21, but as a claw portion 21g. The ice tray holder 21 is integrated with the ice tray holder 21. Thereby, compared with 1st Embodiment, the components structure of the ice tray unit 22 can be simplified.

  As described above, the refrigerator comprising the ice making device of the present invention is an easy-to-use ice making tray unit of the automatic ice making device provided in the ice making chamber of the refrigerator main body without using a tool or the like for the purpose of cleaning or the like. Because it is easy to attach and detach, and facilitates component management after attachment and detachment, it improves operability and stability of ice tray unit attachment and detachment operations for refrigeration and refrigeration equipment with similar ice making equipment. Is also applicable.

Schematic side sectional view of the refrigerator in the first embodiment of the present invention. Partial side sectional view of the refrigerator according to Embodiment 1 of the present invention. The perspective view of the ice making apparatus in the embodiment The exploded perspective view of the ice making device in the embodiment The exploded perspective view of the ice tray unit in the embodiment Shaft holding structure schematic diagram of ice tray unit in the same embodiment Side sectional view of the ice making device in the same embodiment Partial cross-sectional perspective view of the ice making device in the same embodiment Vertical sectional view of the ice making device in the same embodiment Schematic diagram of shaft holding structure of ice tray unit in Embodiment 2 of the present invention The exploded perspective view which shows the whole structure of the ice making apparatus of the refrigerator provided with the conventional ice making apparatus The exploded perspective view which shows the structure of the principal part of the conventional ice making apparatus

Explanation of symbols

DESCRIPTION OF SYMBOLS 9 Refrigerator main body 10 Ice making room 10a Ice making room door 12 Ice making apparatus 13 Drive part 13a Rotating shaft 14 Ice-making tray 14a, 14b Ice-making tray axial part 14c End surface 14d Opening upper surface 19 Frame 19a Front inner side wall surface 19b Receiving part 21 Ice tray holder 21a Ice tray holding jig 21b Hole 21c Notch 21d Protruding portion 21f Rib 21g Claw portion 22 Ice tray unit 22a Recessed portion 23 Fitting size 24 Gap size

Claims (16)

  An ice-making room door that can be opened and closed is provided, and an ice-making room that can maintain the temperature at which ice can be formed is configured in the refrigerator body, and ice making trays to which water is supplied and water supplied are frozen to produce ice. In the automatic ice making device of the refrigerator, which includes a drive unit that sometimes applies force to the ice to separate the ice from the ice tray, and a control unit that controls the drive unit, the drive unit includes the ice making chamber door The ice making tray is configured integrally with a holding body having a holding portion for supporting or gripping a shaft portion provided in front and rear in the ice making chamber door direction so as to be rotatable and integrated with the ice making tray. The ice tray unit is configured such that the shaft portion of the ice tray and the rotation shaft of the drive unit are detachably connected, and the shaft portion of the ice tray and the rotation shaft of the drive unit are connected to each other. In the connected state, the ice making unit is fixed in the ice making chamber. An ice making device is provided, wherein the ice making tray unit can be taken out of the ice making chamber while the ice making tray is held by releasing the fixing by the fixing means. Fridge.   The shaft portion of the ice tray of the ice tray unit is held by a hole opened in the holding body on the connection side with the rotating shaft of the drive unit, and the notch provided on the holding body on the side opposite to the connection side The refrigerator provided with the ice making device according to claim 1, wherein the refrigerator is held by a fixing member that covers the notch.   The shaft portion of the ice tray of the ice tray unit is held by a hole opened in the holding body on the connection side with the rotating shaft of the drive unit, and the notch provided on the holding body on the side opposite to the connection side The refrigerator provided with the ice making device according to claim 1, wherein the refrigerator is held by a claw portion covering the notch.   The refrigerator with an ice making device according to any one of claims 1 to 3, wherein the ice tray is provided with a shaft portion so that the water supply surface faces upward due to its own weight.   The connecting portion between the ice tray unit in which the ice tray is integrated with the holding body and the rotation shaft of the drive unit is provided with a guide shape so that the mounting operation is easy when the ice tray unit is mounted. A refrigerator comprising the ice making device according to any one of claims 1 to 4.   It has a frame for inserting the ice tray unit into the ice making chamber, and the opening provided in the frame can be inserted only from the connection side of the ice tray unit with the drive unit. A refrigerator provided with the ice making device according to any one of claims 1 to 5.   The refrigerator with an ice making device according to claim 6, wherein the opening can be inserted only from a direction in which a water supply surface of the ice tray unit is upward.   2. The frame is provided with a receiving portion for sliding the holding body of the ice tray unit in the front-rear direction of the ice making chamber door, and the holding body has a sliding rib as a convex rib. The refrigerator provided with the ice making device as described in any one of 7 to 7.   9. The sliding surface of the holding body that slides on the receiving portion of the frame is disposed on substantially the same surface or a lower position as the upper surface opening of the ice tray. A refrigerator comprising the ice making device according to item.   The refrigerator provided with the ice making device according to any one of claims 1 to 9, wherein a concave portion is provided in a front portion of the lower surface of the ice tray unit.   The front-rear fitting dimension of the ice tray with the drive part rotation shaft is shorter than the front-rear gap dimension between the ice tray and the frame surface on the opposite side of the connection part with the drive part rotation shaft. Item 11. A refrigerator provided with the ice making device according to any one of Items 6 to 10.   The refrigerator equipped with the ice making device according to any one of claims 1 to 11, wherein the ice tray unit is provided with a convex portion that restricts rotation of the ice tray.   The refrigerator having an ice making device according to any one of claims 6 to 12, wherein the ice tray unit is fixed by being engaged with the frame by an engaging member.   The refrigerator with an ice making device according to claim 13, wherein the engaging member is disposed on the frame.   The refrigerator equipped with the ice making device according to claim 13 or 14, wherein a guide shape for introducing the engaging member is added to an engaging portion of the ice tray unit with the engaging member.   The ice making device according to any one of claims 1 to 15, wherein the ice tray of the ice tray unit can be selected in different types, and the type of ice can be selected according to the user's preference. Refrigerator equipped.

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